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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
12326 Dating Rishi   8 634 36.22
17
26
2416 Distinct Subsequences   94 3690 36.21
12
22
34377 Digit Subsequence   11 244 36.21
7
11
11402 The Indian Connection   19 2286 36.20
8
14
7971 The Cyber Traveling Salesman   1 33 36.20
34
17
1021 Aibohphobia   307 10593 36.19
12
17
7696 Encryption   3 969 36.17
17
17
13093 Mosque   1 42 36.17
6
12
3868 Total Flow   11 1375 36.17
14
13
97 Party Schedule   250 8807 36.13
14
16
7691 Homo or Hetero   22 1632 36.12
15
11
3724 Rainbow Ride   8 477 36.12
19
19
297 Aggressive cows   1057 40451 36.10
16
23
25779 Cinema Conundrum   11 119 36.09
10
10
27519 Zeros of the fundamental Fibonacci period   8 36.08
7336 Mastermind   487 36.07
33263 Ada and Tomel   2 35 36.07
26
26
15506 Helping Igor   5 97 36.04
15
12
23153 Equivalent Passwords   9 71 36.04
21
14
2901 One Geometry Problem   9 1791 36.03
4
13
2735 Simplify the Railroad System   56 36.02
17
1
1845 Mice and Maze   99 5378 36.02
10
10
27491 Bidding Game   5 36.00
4201 Coder Ratings   26 1384 35.98
15
18
207 Three-coloring of binary trees   16 874 35.96
20
17
1839 The Bookcase   1 121 35.96
9098 Long Common Subsequence   2 190 35.96
34
17
28600 One Punch Man   4 68 35.96
17
17
5450 Tiles of Tetris, Not!   15 3149 35.94
4
5
18662 Product of factorials (again)   3 75 35.94
11
24
1456 The Secret of a Lost City   17 35.94
4185 Cube   52 35.93
4454 Brackets II   8 411 35.91
26
24
16244 Kusac   6 400 35.90
14
21
26179 Windy Cannon   8 291 35.90
5
2
5522 Buy Your House   12 35.90
15573 Keyboard   13 35.90
9433 Buzzwords   1 76 35.89
26
26
5468 Going to school   8 314 35.88
15
34
35284 Digit Root   12 102 35.85
14
19
3981 Shortest Regular Bracket   80 35.85
10405 Shooting the balloons!   11 325 35.83
23
27
18247 Arrangement Validity   11 211 35.82
17
21
9756 Alaska   24 2917 35.81
5
3
21354 String Problem   4 25 35.80
26
26
12558 Collision Issue   69 35.80
17
1
17406 Cheating a Boolean Tree   5 111 35.78
23
15
9382 Complan Carnival   34 35.77
7809 Cow Photographs   2 167 35.77
26
26
36423 One Eight_Nine   2 191 35.76
3
10

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